Experience

Benefits of models based improvement :

• Common language, shared vision
• Help an organisation determine its ability to implement new software projects
• Help a software organisation improve its own software development and maintenance processes - using proven approach and availing of lessons learnt
• Facilitate industry wide comparison
• Assessments help clarify the priorities and principles of SPI for the whole organisation by stimulating interest, discussion and buy-in.

• Coverage of model
• Models are simplifications and make assumptions
• Must be interpreted and tailored according to business needs
• Model must be well understood to overcome the above problems
• Models often become an end in themselves!